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Change Activity's theme programmatically
... I need to remove dialog theme from my activity but it doesn't seem to be working. Here's an example
4 Answers
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How set the default repository
How can I set default remote repository for mercurial local repository?
1 Answer
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Bytes of a string in Java
...o a byte array and then look at its size as follows:
// The input string for this test
final String string = "Hello World";
// Check length, in characters
System.out.println(string.length()); // prints "11"
// Check encoded sizes
final byte[] utf8Bytes = string.getBytes("UTF-8");
System.out.print...
Mutable vs immutable objects
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Mutable objects without reference-identity can cause bugs at odd times. For example, consider a Person bean with a value-based equals method:
Map<Person, String> map = ...
Person p = new Person();
map.put(p, "Hey, there!");
p.setName("Daniel");
map.get(p); // => null
The Person ...
Why use Ruby's attr_accessor, attr_reader and attr_writer?
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You may use the different accessors to communicate your intent to someone reading your code, and make it easier to write classes which will work correctly no matter how their public API is called.
class Person
attr_accessor :age
...
end
Here, I can s...
Show AlertDialog in any position of the screen
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dialog.show();
Here x position's value is pixels from left to right. For y position value is from bottom to top.
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Navigation bar show/hide
...hat can fit into a few lines of code, but this is one approach that might work for you.
To hide the navigation bar:
[[self navigationController] setNavigationBarHidden:YES animated:YES];
To show it:
[[self navigationController] setNavigationBarHidden:NO animated:YES];
Documentation for this method...
@import vs #import - iOS 7
I am playing around with some of the new iOS 7 features and working with some of the Image Effects as discussed in the WWDC video "Implementing Engaging UI on iOS". For producing a blur effect within the source code for the session, UIImage was extended via a category which imports UIKit like so:
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How many random elements before MD5 produces collisions?
I've got an image library on Amazon S3. For each image, I md5 the source URL on my server plus a timestamp to get a unique filename. Since S3 can't have subdirectories, I need to store all of these images in a single flat folder.
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How can I deploy/push only a subdirectory of my git repo to Heroku?
...master
It appears currently that git-subtree is being included into git-core, but I don't know if that version of git-core has been released yet.
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